1. Glass thickness
This scale gives a one-touch measurement for glass thickness.
2. Air gap This scale will measure the air gap in any clear double or triple glazed unit. Used in conjunction with the Glass Thickness scale, it will enable the overall thickness of any double or triple glazed unit to be measured quickly and simply.
3. Zero line This is the point of reference for all measurements.
4. Scale slide button With the help of the raised logo button, the scale can be moved to the left or right to set the zero line to the required position.
5. Laser on/off button Press to activate laser. When the button is released the laser is turned off automatically.